W 6203-2RS1/VT378
W Series Stainless Steel Bearings
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Part No.
Part No.
W 6203-2RS1/VT378
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.061 kg
Tolerance class
ABEC 1 | ISO P0
Seal type
Sealed
For load direction
Radial
Main Dimensions
Bore diameter
17 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
40 mm
Outside diameter tolerance
-0.011mm to 0
Width
12 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
1812 lbf
Radial static load rating
1068 lbf
Limiting speed
26 X 1000 rpm
Lubrication
None
Radial internal clearance
CN
Materials
Ring material
Stainless Steel
Ball material
Stainless Steel
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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W 6203-2RS1/VT378 Bearing Product Overview & Core Advantages
The W 6203-2RS1/VT378 is a single row deep groove ball bearing designed for exceptional performance in demanding applications. Constructed entirely from stainless steel and featuring integral seals, this bearing offers high corrosion resistance and reliable operation. Its primary advantages include the ability to handle significant radial loads, a wide operating temperature range, and long service life due to its sealed and pre-lubricated design, making it ideal for applications requiring high reliability and minimal maintenance.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| W | Stainless Steel Bearing |
| 6203 | Standard Deep Groove Ball Bearing Series, 17mm Bore |
| 2RS1 | Contact Seals on Both Sides |
| VT378 | Filled with a specific high-performance grease |
W 6203-2RS1/VT378 Bearing Structural Features & Performance Benefits
- Corrosion Resistance: The stainless steel rings and balls provide excellent resistance to moisture and corrosive environments, significantly enhancing bearing longevity.
- Effective Sealing: The 2RS1 contact seals effectively prevent the ingress of contaminants and the egress of lubricant, ensuring clean internal components and reliable operation.
- Optimized Lubrication: Pre-filled with VT378 grease, the bearing is lubricated for life under normal operating conditions, reducing maintenance requirements.
- Robust Load Capacity: The deep groove raceway and stainless steel construction enable the bearing to sustain high radial dynamic and static load ratings.
- Precision Performance: Manufactured to ABEC 1 | ISO P0 tolerance class with CN radial internal clearance, ensuring smooth and consistent operation.
W 6203-2RS1/VT378 Bearing Typical Application Areas
This bearing is ideally suited for applications where corrosion resistance and sealed-for-life operation are critical. Key industries and equipment include:
- Food and Beverage Processing Machinery
- Medical and Laboratory Equipment
- Chemical Handling Pumps and Mixers
- Marine and Outdoor Applications
- Agricultural Machinery
